Necklace,Stainless Steel,High polished (no plating),Top Grade Crystal,PeridotBENEFITS of STAINLESS STEELStainless steel has a smooth, shiny surface that does not tarnish. This is due to the fact that the metal is comprised of a layer of chromium that prevents oxidation, rust and discoloration. Stainless steel does not require plating, making it impossible to chip or fade.